$ git clone -n https://src.fedoraproject.org/rpms/plasma-discover.git /var/lib/mock/f39-build-1601305-38559/root/chroot_tmpdir/scmroot/plasma-discover
Cloning into '/var/lib/mock/f39-build-1601305-38559/root/chroot_tmpdir/scmroot/plasma-discover'...
$ git fetch origin 2229c2dcb9b1f90d36dc68e9334acce54a323644:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/plasma-discover
 * [new ref]         2229c2dcb9b1f90d36dc68e9334acce54a323644 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2229c2d 5.27.9